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Katayun Barmak

Researcher at Columbia University

Publications -  251
Citations -  7901

Katayun Barmak is an academic researcher from Columbia University. The author has contributed to research in topics: Grain boundary & Thin film. The author has an hindex of 45, co-authored 237 publications receiving 6369 citations. Previous affiliations of Katayun Barmak include Carnegie Mellon University & IBM.

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Simulation of Hubbard model physics in WSe 2/WS 2 moiré superlattices

TL;DR: A new solid-state platform based on moiré superlattices that can be used to simulate problems in strong-correlation physics that are described by triangular-lattice Hubbard models is established.
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On the relationship of high coercivity and L10 ordered phase in CoPt and FePt thin films

TL;DR: In this paper, the microstructure and the room-temperature hysteretic magnetic properties of sputtered, 10 nm thin films of equiatomic binary alloys of CoPt and FePt were characterized using transmission electron microscopy (TEM) and a superconducting quantum interference device (SQUID) magnetometer.
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Advancements in the treatment and processing of electronic waste with sustainability: a review of metal extraction and recovery technologies

TL;DR: A review on the science and engineering of both conventional and innovative separation and recovery technologies for e-wastes with special attention being given to the overall sustainability is presented in this article, where physical separation processes, including disassembly, density separation, and magnetic separation, as well as thermal treatment of the polymeric component, such as pyrolysis, are discussed for the separation of metals and non-metals from ewaste.
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On the relationship of magnetocrystalline anisotropy and stoichiometry in epitaxial L10 CoPt (001) and FePt (001) thin films

TL;DR: In this article, two series of epitaxial CoPt and FePt films, with nominal thicknesses of 42 or 50 nm, were prepared by sputtering onto single-crystal MgO(001) substrates in order to investigate the chemical ordering and the resultant magnetic properties as a function of alloy composition.
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Deterministic coupling of site-controlled quantum emitters in monolayer WSe 2 to plasmonic nanocavities.

TL;DR: In this paper, the sharp corners of a metal nanocube are used to deform a 2D material to create an induced strain that can then create excitons at defined locations.